Summary of Contents for LZ design FES-HPH-P1-102
- Page 1 FES PROPELLER MANUAL Version 1.11 FES-HPH-P1-102 Type: LZ design d.o.o., • Brod 3D, 1370 Logatec, Slovenia • tel +386 59 948 898 info@lzdesign.si • www.front-electric-sustainer.com...
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Page 2: Table Of Contents
FES Propeller Manual Version 1.11 November 2016 Table of Content 1. Important notices ..................... 3 1.1 Limited Warranty ....................3 2. General ........................5 3. Model designation ....................5 4. Construction ......................6 4.1 Certification standards ..................6 4.2 Construction Material ................... 6 4.3 Surface finish ...................... -
Page 3: Important Notices
LZ design retains the exclusive right to repair or replace the unit or software, or to offer a full refund of the purchase price, at its sole discretion. SUCH REMEDY SHALL BE YOUR SOLE AND EXCLUSIVE REMEDY FOR ANY BREACH OF WARRANTY. - Page 4 FES Propeller Manual Version 1.11 November 2016 Warning: Users of FES powered sailplanes should recognize that various types of risks are involved, and they should take all precautions to minimize them, since they cannot be entirely eliminated. The propeller blades are one of the most critical parts of powered sailplane, having vital importance to the flight safety.
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Page 5: General
FES Propeller Manual Version 1.11 November 2016 2. General The foldable, fixed pitch composite propeller blades marked as FES-HPH-P1-102 are high quality product. Technical data and limitations of the propeller: Number of propeller blades: Maximum power on a propeller shaft: 23 kW;... -
Page 6: Construction
November 2016 4. Construction 4.1 Certification standards Propeller type FES-HPH-P1-102 described here is designed and tested according to CS 22 Subpart J. This manual is intended to comply with CS‐22.1903, providing the essential information for installing, servicing and maintaining the propeller. - Page 7 FES Propeller Manual Version 1.11 November 2016 3. Before inserting the bolts, lubricate the stable with thin layer of grease. We recommend using white silicon grease (use only clean grease, from closed tube). Then insert such lubricated bolts to each propeller blades bushing, from each side, so that thin film of the grease will be also transferred to inner surface of bushing.
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Page 8: Removal
FES Propeller Manual Version 1.11 November 2016 6. Place M8 Inox washer to the threaded side of a bolt, and then a crown nut M8. Tighten the crown nut with key number 13, so that there is some tension in holder forks, which created enough friction so that bolt can not rotate freely. -
Page 9: Acceptable Minor Damages
FES Propeller Manual Version 1.11 November 2016 2. At the 25 hours inspection (periodically to be done up to the annual inspection): - clean the propeller with any car wash solution or equivalent. - make the normal preflight inspection. - inspect leading edge of the blades for minor paint damages from small stones. Such minor damages can be easily repaired with small droplets of white acrylic paint. -
Page 10: Maintenance And Repair
FES Propeller Manual Version 1.11 November 2016 9. Maintenance and repair Fine cracks in center section of the propeller blade usually originate from the Note: inside of the blade, and extending through the paint and so are visible from outside. These cracks might be radial or tangential. They should be considered as serious issue.
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